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Milling methods in the tri-state zinc district
Proposed method for reducing mineral waste in the Wisconsin zinc district, Wisconsin
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Published Year
1920-1929 (2)
Subject
Zinc--Metallurgy (2) *
Ore-dressing (1)
Zinc (1)
Zinc mines and mining (1)
Zinc mines and mining--Wisconsin (1)
Author
Anderson, Carl Otto, (2) *
Coghill, Will H. (2)
